As René Descartes, the father of post-medieval Western philosophy, once said, "Cogito ergo sum" - "I think, therefore I am." But what if thinking wasn't a unique human trait anymore? What if machines, with their ever-increasing intelligence and processing power, could not only mimic our thought processes, but surpass them? Welcome to the brave new world of Homo Appiens, where we have outsourced our thinking to machines and are gradually becoming dumber. Rene Descartes (Cogito Ergo Sum) From early calculators to smartphones that store all our contacts and schedules, we have steadily ceded control over our cognitive abilities to machines. Our devices have become so smart that they can now beat us at games like chess and Go, compose music, and even write news articles. We call this phenomenon artificial intelligence, or AI for short. Despite the many benefits of AI, such as increased productivity and cost savings, some experts worry that we are becoming too reliant...